lkml.org 
[lkml]   [2020]   [Feb]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [RFC] #MC mess
Date


> On Feb 18, 2020, at 10:20 AM, Luck, Tony <tony.luck@intel.com> wrote:
>
> 
>>
>> Anything else I'm missing? It is likely...
>
> + hw_breakpoint_disable();
> + static_key_disable(&__tracepoint_read_msr.key);
> + tracing_off();
> +
> ist_enter(regs);
>
> How about some code to turn all those back on for a recoverable (where we actually recovered) #MC?
>
>


At the very least, in the user_mode(regs) case, tracing is fine.
\
 
 \ /
  Last update: 2020-02-19 00:12    [W:0.125 / U:0.968 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site